var aFocus= 0;
var bFocus= 0;
var cFocus= 0;
var dFocus= 0;
var aLiTab,bDivTab,bLiTab,dLiTab,cLiTab,aDivTab,cDivTab,dDivTab;
var $ = function($){return document.getElementById($);};
onload=function(){
	aLiTab = $("oUlTab1").getElementsByTagName("a");
	aDivTab = [$("oDivTab1") , $("oDivTab2") , $("oDivTab3")];
	for(var i=0;i<aLiTab.length;i++){
		(function(i){
			var t = aLiTab[i];
			t.onmouseover = function(){
				if(aFocus != i){
					aLiTab[aFocus].className = "";
					aDivTab[aFocus].style.display = "none";
					aFocus = i;
					aLiTab[aFocus].className = "on";
					aDivTab[aFocus].style.display = "block";
				}
				bFlag = true;
			};
			t.onmouseout = function(){
				bFlag = false;
			};
		})(i);
	}
	
	var h=parseInt(Math.random()*3);
	bLiTab = $("oUlTab2").getElementsByTagName("li");
	bDivTab = [$("oDivTab4") , $("oDivTab5") , $("oDivTab6") , $("oDivTab7")];
	for(var i=0;i<bLiTab.length;i++){
		bDivTab[i].style.display = "none";
		bLiTab[i].className="";
	       
		bDivTab[h].style.display ="block";
		bLiTab[h].className="on";
		(function(i){		
			var t = bLiTab[i];
			t.onmouseover = function(){
				bDivTab[h].style.display ="none";
				bLiTab[h].className="";
				if(bFocus != i){
					bLiTab[bFocus].className = "";
					bDivTab[bFocus].style.display = "none";
					bFocus = i;
					bLiTab[bFocus].className = "on";
					bDivTab[bFocus].style.display = "block";
				}
			};
		})(i);
	}
}